Glass beads

In article <32F94061.4A4F at genectr.hunter.cuny.edu>,
jue at genectr.hunter.cuny.edu says...
>>Hello,
>>Would someone kindly tell me who sells glass beads (cat# too if you have
>it) for making yeast lysates? I can't remember the size of the ones that
>I used to use.
>Thanks.
>>Chong
>----
>Chong K. Jue
>Dept of Biological Sciences
>Hunter College
>New York, NY 10021
>eMail: jue at genectr.hunter.cuny.edu>----
In the CLONTECH matchmaker protocol, they use 425-600um, Sigma G-8772.
Hope this help
Franck